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Qus: Which amongst the following devices can read a QR Code?

Qusनिम्न में से कौन-सा device QR Code पढ़ सकता है?

A. Traditional landline phones
B. Smartphones with a QR scanner app
C. Analog cameras
D. Fax machines


Solution
B. Smartphones with a QR scanner app



Explanation
Smartphones can scan and decode QR codes using a camera/scanner app.

Smartphone camera/QR scanner app की मदद से QR Code पढ़ सकता है।